SSL4120 datasheet(35/48 Pages) NXP

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SSL4120

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Product data sheet

Rev. 2 — 1 November 2012

35 of 48

NXP Semiconductors

SSL4120

Resonant power supply controller IC with PFC for LED lighting

Vrst(SUPIC)

reset voltage on pin SUPIC

VSUPHV <Vrst(SUPHV)

-7

Vscp(SUPIC)

short-circuit protection voltage on

pin SUPIC

0.55

0.65

0.75

Ich(red)(SUPIC)

reduced charge current on pin

SUPIC

VSUPIC <Vscp(SUPIC)

0.95 -

Ich(nom)(SUPIC)

nominal charge current on pin

SUPIC

4.8

Idism(SUPIC)

current on pin SUPIC in disabled

mode

disabled IC state

0.25

Iprotm(SUPIC)

current on pin SUPIC in protection

mode

SUPIC charge, SUPREG

charge; Restart or

Shut-down state

-0.4

Ioper(SUPIC)

current on pin SUPIC in operating

mode

Operational supply state;

Driver pins open.

-3

Regulated supply (SUPREG pin)

Vreg(SUPREG)

regulation voltage on pin SUPREG

ISUPREG = 40 mA

[1] 10.6

10.9

11.2

Vstart(SUPREG)

start voltage on pin SUPREG

[1] -

10.7

Vuvp(SUPREG)

undervoltage protection voltage on

pin SUPREG

[1] -

10.3

Ich(SUPREG)max

maximum charge current on pin

SUPREG

VSUPREG > Vuvp(SUPREG)

40

100

Ich(red)(SUPREG)

reduced charge current on pin

SUPREG

VSUPREG <Vuvp(SUPREG);

T=25

C.

5.5

T=140

C

2.5

Enable input (SSHBC/EN pin)

Ven(PFC)(EN)

PFC enable voltage on pin EN

PFC only

[2] 0.8

1.2

1.4

Ven(IC)(EN)

IC enable voltage on pin EN

PFC + HBC

[2] 1.8

2.2

2.4

Ipu(EN)

pull-up current on pin EN

VSSHBC/EN =2.5 V

42

A

Vpu(EN)

pull-up voltage on pin EN

Fast shut-down reset (SNSMAINS pin)

Vrst(SNSMAINS)

reset level on pin SNSMAINS

[2] -0.8

Protection and restart timer (RCPROT pin)

Vu(RCPROT)

upper voltage on pin RCPROT

3.8

4.2

Vl(RCPROT)

lower voltage on pin RCPROT

0.4

0.5

0.6

Ich(fast)(RCPROT)

fast-charge current on pin RCPROT

2.2

Ich(slow)(RCPROT)

slow-charge current on pin

RCPROT

120 100

80

A

Table 7.

Characteristics …continued

Tamb =25 C; VSUPIC =20V; VSUPHV > 40 V; all voltages are measured with respect to SGND; currents are positive when

flowing into the IC; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

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